198730067 has 2 divisors, whose sum is σ = 198730068. Its totient is φ = 198730066.

The previous prime is 198730033. The next prime is 198730079. The reversal of 198730067 is 760037891.

198730067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 198730067 - 2¹⁰ = 198729043 is a prime.

It is a super-4 number, since 4×198730067⁴ (a number of 34 digits) contains 4444 as substring.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (198730027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99365033 + 99365034.

It is an arithmetic number, because the mean of its divisors is an integer number (99365034).

Almost surely, 2^198730067 is an apocalyptic number.

198730067 is a deficient number, since it is larger than the sum of its proper divisors (1).

198730067 is an equidigital number, since it uses as much as digits as its factorization.

198730067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 198730067 is about 14097.1652114884. The cubic root of 198730067 is about 583.5631496830.

The spelling of 198730067 in words is "one hundred ninety-eight million, seven hundred thirty thousand, sixty-seven".